Home / 13,849.46-20,774.18-6,459.08

Finding the Fourth Proportional to 13,849.46, 20,774.18 and 6,459.08

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Solution

The fourth proportional to 13,849.46, 20,774.18 and 6,459.08 is: 9,688.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,849.46 : 20,774.18 = 6,459.08 : x
  2. Step 2: Convert to fraction form
    13,849.46/20,774.18 = 6,459.08/x
  3. Step 3: Cross multiply
    13,849.46x = 20,774.18 × 6,459.08
  4. Step 4: Simplify right side
    13,849.46x = 134,182,158.64
  5. Step 5: Solve for x
    x = 134,182,158.64/13,849.46
  6. Step 6: Final answer
    x = 9,688.62

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.